The uvex xact-fit system efficiently measures individual hearing protector effectiveness across all brands. This lightweight, portable kit features cordless Bluetooth headphones and a tablet with secure software and cloud storage. Using Real Ear Attenuation at Threshold (REAT) testing, it calculates a Personal Attenuation Rating (PAR) by comparing hearing thresholds with and without protection. This system simplifies fit-testing and result sharing, ensuring optimal worker hearing protection.